In live it must have been the most ponderous built of the moa species.

The photograph shows a reconstruction in the 'old way', now it is known
that such an erect posture was almost impossible for the living Moa, the
birds walked in a rather crouched pose with their necks held in an almost
horizontal position.

left:

Elephant-footed Moa (Pachyornis elephantopus)

Photo: Alexander Lang

References:

- Trevor H. Worthy, Richard N. Holdaway: The Lost World of the Moa,
Prehistoric Life of New Zealand. Indiana University Press, Bloomington
2002